small fix, don't worry about it

frontend/Dockerfile

@@ -0,0 +1,20 @@
+FROM node:20-alpine AS build
+WORKDIR /app
+
+ARG VITE_ENABLE_MOCK_API=true
+ARG VITE_API_BASE_URL=
+ENV VITE_ENABLE_MOCK_API=${VITE_ENABLE_MOCK_API}
+ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
+
+COPY package*.json ./
+RUN npm ci
+
+COPY . .
+RUN npm run build
+
+FROM nginx:1.27-alpine
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=build /app/dist /usr/share/nginx/html
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]